The Casio G-Shock Classic AW-591-2AER is a sporty watch for men. The watch is waterproof up to 200 meters which makes it suitable for scuba diving. The G-Shock has several useful functions such as an alarm, stopwatch, timer, world time and date display. The casing is also shock-resistant, which means the watch can take a beating. The alarm reminds you of recurring and special events at a set time. You also easily read the time and other information from the fluorescent display. The dial is covered with strong mineral glass. The plastic band gives you a sporty look.